Peterborough Postal Codes: K0L to L0A 1C0 | Ontario
Postal Codes for Peterborough range from K0L to L0A 1C0 in Ontario, Canada. To find exact Postal Codes and postcodes within Peterborough, choose from the districts below.
Postal Codes for Places in Peterborough
Showing 31 places in Peterborough. Last verified with official records on May 2, 2026.
| Apsley | |
| Asphodel-Norwood | |
| Bailieboro | |
| Bethany | |
| Bridgenorth | |
| Buckhorn | |
| Cavan | |
| Cavan Monaghan | |
| Curve Lake | |
| Douro-Dummer | |
| Ennismore | |
| Fraserville | |
| Havelock | |
| Hbmtwp | |
| Hiawatha | |
| Indian River | |
| Juniper Island | |
| Keene | |
| Lakefield | |
| Lakehurst | |
| Millbrook | |
| North Kawartha | |
| Norwood | |
| Otonabee | |
| Peterborough | |
| Selwyn | |
| Trent Lakes | |
| Warsaw | |
| Westwood | |
| Woodview | |
| Youngs Point |
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Sample Address Format for Peterborough
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Peterborough, Ontario, K0L
CANADA
Peterborough on the Map
The map above highlights the geographic boundaries of the Peterborough districts in Canada.
Peterborough Quick Facts
| Country | Canada (CA) |
|---|---|
| Administrative Path | Canada β Ontario |
| Postal Code | K0L~L0A 1C0 |
| Province | Ontario |
| ISO Codes | CA / CAN / 124 |
| Top-level domain (ccTLD) | .ca |
| Coordinates | 44.304801, -78.31995 |
| Places | 31 |
What to Know About Peterborough
Key Facts
Peterborough is a city located in Central Ontario, Canada, serving as the county seat of Peterborough County. Situated approximately 125 kilometers northeast of Toronto on the Otonabee River, this vibrant urban center functions as the economic and cultural hub for the surrounding region known as the Kawarthas. With a population of approximately 83,000 residents within the city proper and over 138,000 in the broader census metropolitan area, Peterborough spans an area of roughly 64 square kilometers. The city is organized into several distinct neighborhoods and wards, including the downtown core, East City, and various suburban developments. Peterborough's strategic location along the Trent-Severn Waterway has historically contributed to its development as an important transportation and industrial center. Today, the city is home to Trent University and Fleming College, making education a significant component of the local economy alongside manufacturing and healthcare. For those seeking postal code information for Peterborough's various neighborhoods and surrounding communities, comprehensive details are available to facilitate mail delivery and location-based services throughout this important Ontario municipality.
Neighboring Regions
- Cavan-Monaghan
- Selwyn
- Otonabee-South Monaghan
- Douro-Dummer
- Trent Lakes
Other Districts
- Algoma
- Brant
- Bruce
- Chatham-Kent
- Cochrane
- Dufferin
- Durham
- Elgin
- Essex
- Frontenac
- Greater Sudbury
- Grey
- Haldimand-Norfolk
- Haliburton
- Halton
- Hamilton
- Hastings
- Huron
- Kawartha Lakes
- Kenora
- Lambton
- Lanark
- Leeds and Grenville
- Lennox and Addington
- Manitoulin
- Middlesex
- Muskoka
- Niagara
- Nipissing
- Northumberland
- Ottawa
- Oxford
- Parry Sound
- Peel
- Perth
- Prescott and Russell
- Prince Edward
- Rainy River
- Renfrew
- Simcoe
- Stormont, Dundas and Glengarry
- Sudbury
- Thunder Bay
- Timiskaming
- Toronto
- Waterloo
- Wellington
- York